CN112718983A - Device and method for bending spiral coil by lathe - Google Patents
Device and method for bending spiral coil by lathe Download PDFInfo
- Publication number
- CN112718983A CN112718983A CN202110013932.XA CN202110013932A CN112718983A CN 112718983 A CN112718983 A CN 112718983A CN 202110013932 A CN202110013932 A CN 202110013932A CN 112718983 A CN112718983 A CN 112718983A
- Authority
- CN
- China
- Prior art keywords
- coil pipe
- lathe
- mandrel
- coil
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/06—Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/22—Auxiliary equipment, e.g. positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a device and a method for bending a spiral coil by using a lathe. At present, when the spiral coil is bent, a special coil pipe bender and a special die are adopted, so that the manufacturing cost is increased. The utility model provides a curved system spiral coil device with lathe which constitutes includes: the coil pipe manufacturing tool comprises a coil pipe manufacturing tool (1) and a coil pipe mandrel (2), wherein the coil pipe mandrel comprises a pressing plate (2-1), a tightening screw (2-2) and a mandrel (2-3), the coil pipe manufacturing tool comprises a pressing wheel (1-1), a fixing shaft (1-2), a nut (1-3), an outer gasket (1-4), an inner gasket (1-5) and a base (1-6), the coil pipe manufacturing tool and the coil pipe mandrel are connected through a raw material pipe (3), the coil pipe mandrel is installed on a chuck of a lathe and is pressed tightly through a lathe tailstock, and the coil pipe manufacturing tool is fixed on a tool rest of the lathe through a bolt. The invention is applied to the field of machine manufacturing.
Description
Technical Field
The invention relates to a device and a method for bending a spiral coil by using a lathe.
Background
The invention relates to a coiled pipe of a certain steam-water sampling cooler, which is in the form of a spiral coiled pipe made of stainless steel small-caliber thin-walled pipes and solves the bending problem of the spiral coiled pipe. In the past, the conventional processing method of the spiral coil is flame heating manual hot bending or bending by using a coil bending machine, the manual hot bending easily causes oxide skin on the surface of the coil and needs to strictly control the heating temperature, the product quality can be influenced when the heating temperature is too high or too low, and the investment of manufacturing cost is increased by using a special coil bending machine and a special die.
Disclosure of Invention
The invention aims to provide a device and a method for bending a spiral coil by using a lathe.
The above purpose is realized by the following technical scheme:
the utility model provides a curved system spiral coil device with lathe which constitutes includes: the coil pipe manufacturing tool comprises a pressing plate, a screwing screw and a mandrel, the coil pipe manufacturing tool comprises a pressing wheel, a fixed shaft, a nut, an outer gasket, an inner gasket and a base, the coil pipe manufacturing tool and the coil pipe mandrel are connected through a raw material pipe, the coil pipe mandrel is installed on a chuck of a lathe and is pushed tightly through the lathe tailstock, and the coil pipe manufacturing tool is fixed on a tool rest of the lathe through a bolt in a pressing mode.
The spiral coil pipe bending device with the lathe is characterized in that the coil pipe manufacturing tool is provided with a pressing wheel, a fixed shaft penetrates through the pressing wheel, the fixed shaft penetrates through a jack on the base, the fixed shaft is connected with a nut, an outer gasket and an inner gasket respectively, and a round hole is formed between two pressing wheels on the same vertical line.
The spiral coil pipe bending device is characterized in that the coil pipe mandrel component is provided with a pressing plate, the pressing plate is connected with the mandrel, a tightening screw penetrates through the pressing plate to be connected with the mandrel, and the pressing plate is provided with an arc-shaped opening.
The device for bending the spiral coil by using the lathe is characterized in that: the raw material pipes are respectively fixed in the arc-shaped openings on the pressing plates and between the circular holes between the two pressing plates.
In the interest point, the coil coiling method for bending the spiral coil device by using the lathe comprises the following steps:
(1) firstly, a tool 'coil pipe mandrel component' is arranged on a chuck of a lathe and is pushed tightly by a lathe tailstock, a 'coil pipe manufacturing tool' is tightly pressed on a tool rest of the lathe by a bolt, and a raw material pipe to be bent passes through the middle of a pressing wheel of the coil pipe manufacturing tool after being arranged in place, so that smooth feeding is ensured;
(2) then the pipe end passes through a pressing plate of a coil pipe mandrel component, a screw is screwed up and fixed, a lathe is started to enable a main shaft to drive a mandrel to rotate, a tool rest is manually adjusted to further drive a coil pipe manufacturing tool and a pipe to advance, and the pipe is uniformly wound on the mandrel to complete the bending of the spiral coil pipe;
(3) and after the bending is finished, loosening the lathe chuck, detaching the bent pipe mandrel component, screwing down the screw on the bent pipe mandrel component, and detaching the coil pipe, thereby finishing the bending of the spiral coil pipe.
The invention has the beneficial effects that:
1. the invention is applied to the bending of the spiral coil, utilizes a conventional horizontal lathe and a lifting die to control the operation of the lathe in the bending process, thereby realizing the bending of the spiral coil.
The bending method of the invention avoids the investment cost of oxide skin, special equipment and dies generated by the prior heating method, adopts a common horizontal lathe matched with the dies to carry out cold bending of the spiral coil, has conventional processing equipment, does not need special equipment, is simple and easy to master, adopts the cold bending method, and has stable and easy-to-control product quality.
The bending method can design tools with different specifications according to the specifications of products so as to finish the production of products with various specifications.
The invention discloses a coil pipe manufacturing tool, which comprises a coil pipe manufacturing tool and a coil pipe mandrel, wherein the coil pipe manufacturing tool is responsible for positioning and feeding a pipe, the coil pipe mandrel is responsible for winding and forming, the size of the tool structure and the mandrel is determined according to the structure of a product and the performance of raw materials, the mandrel is clamped by a spindle chuck of a common lathe, the mandrel is pressed by the aid of a lathe tailstock, the coil pipe self-manufacturing tool is fixed on a lathe tool rest, the mandrel is driven to rotate by the rotation of the lathe spindle, the tool rest drives the coil pipe manufacturing tool to feed the pipe, and therefore the pipe is wound on the mandrel, and the bending of a spiral coil pipe is completed.
Description of the drawings:
FIG. 1 is a schematic view of the construction of the coil mandrel of the present invention.
Fig. 2 is a schematic structural diagram of the coil pipe manufacturing tool.
Fig. 3 is a left side view of fig. 2.
In the figure: 1. coil pipe manufacturing tooling 2, a coil pipe mandrel 3, a raw material pipe 1-1, a pressing wheel 1-2, a fixed shaft 1-3, a nut 1-4, an outer gasket 1-5, an inner gasket 1-6, a base 2-1, a pressing plate 2-2, a tightening screw 2-3 and a mandrel.
The specific implementation mode is as follows:
example 1:
the utility model provides a curved system spiral coil device with lathe which constitutes includes: the coil pipe manufacturing tool comprises a coil pipe manufacturing tool 1 and a coil pipe mandrel 2, wherein the coil pipe mandrel comprises a pressing plate 2-1, a tightening screw 2-2 and a mandrel 2-3, the coil pipe manufacturing tool comprises a pressing wheel 1-1, a fixing shaft 1-2, a nut 1-3, an outer gasket 1-4, an inner gasket 1-5 and a base 1-6, the coil pipe manufacturing tool and the coil pipe mandrel are connected through a raw material pipe 3, the coil pipe mandrel is installed on a chuck of a lathe and is pressed and fixed on a tool rest of the lathe through a lathe tailstock in an auxiliary mode, and the coil pipe manufacturing tool is fixed on the tool rest of the lathe through bolts in a pressing mode.
Example 2:
according to embodiment 1 the spiral coil pipe bending device with the lathe, the coil pipe manufacturing tool is provided with a pressing wheel, a fixing shaft penetrates through the pressing wheel, the fixing shaft penetrates through an insertion hole in the base, the fixing shaft is respectively connected with a nut, an outer gasket and an inner gasket, and a round hole is formed between the two pressing wheels on the same vertical line.
Example 3:
according to the lathe bending spiral coil device in the embodiment 1 or 2, the coil mandrel is provided with a pressing plate, the pressing plate is connected with the mandrel, a tightening screw penetrates through the pressing plate to be connected with the mandrel, and the pressing plate is provided with an arc-shaped notch.
Example 4:
according to the lathe-bending spiral coil device in the embodiment 1, 2 or 3, the raw material pipes are respectively fixed in the arc-shaped openings on the pressing plates and between the circular holes between the two pressing plates.
Example 5:
a method of coiling a helical coil assembly as described in any one of embodiments 1-4, the method comprising the steps of:
(1) firstly, a tool 'coil mandrel' is arranged on a chuck of a lathe and is pushed tightly by a lathe tailstock, a 'coil manufacturing tool' is tightly pressed on a tool rest of the lathe by a bolt, and a raw material pipe to be bent passes through the middle of a pressing wheel of the coil manufacturing tool after the coil manufacturing tool is arranged in place, so that smooth feeding is ensured;
(2) then the pipe end passes through a pressing plate of a coil pipe mandrel, a screw is screwed up and fixed, a lathe is started to enable a main shaft to drive the mandrel to rotate, a tool rest is manually adjusted to further drive a coil pipe manufacturing tool and a pipe to advance, and the pipe is uniformly wound on the mandrel to complete the bending of the spiral coil pipe;
(3) and after the bending is finished, loosening the lathe chuck, detaching the bent pipe mandrel, screwing down the screw on the bent pipe mandrel, and detaching the coil pipe, thereby finishing the bending of the spiral coil pipe.
Claims (5)
1. The utility model provides a curved system spiral coil device with lathe which constitutes includes: frock and coil pipe mandrel subassembly are made to coil pipe, characterized by: the coil pipe mandrel component comprises a pressing plate, a screwing screw and a mandrel, the coil pipe manufacturing tool comprises a pressing wheel, a fixing shaft, a nut, an outer gasket, an inner gasket and a base, the coil pipe manufacturing tool and the coil pipe mandrel component are connected through a raw material pipe, the coil pipe mandrel component is installed on a chuck of a lathe and is pressed tightly through a lathe tailstock, and the coil pipe manufacturing tool is fixed on a tool rest of the lathe through a bolt in a pressing mode.
2. The apparatus of claim 1 for lathe bending a helical coil, wherein: the coil pipe manufacturing tool is provided with a pressing wheel, a fixed shaft penetrates through the pressing wheel, the fixed shaft penetrates through an insertion hole in the base, the fixed shaft is connected with a nut, an outer gasket and an inner gasket respectively, and a round hole is formed between the two pressing wheels on the same vertical line.
3. The apparatus of claim 2 wherein the lathe is configured to bend the helical coil, the apparatus further comprising: the coil pipe mandrel component is provided with a pressing plate, the pressing plate is connected with the mandrel, a tightening screw penetrates through the pressing plate to be connected with the mandrel, and the pressing plate is provided with an arc-shaped gap.
4. The apparatus of claim 3 wherein the lathe is configured to bend the helical coil, the apparatus further comprising: the raw material pipes are respectively fixed in the arc-shaped openings on the pressing plates and between the circular holes between the two pressing plates.
5. A method of coiling a helical coil assembly as claimed in any one of claims 1 to 4, the method comprising the steps of:
(1) firstly, a tool 'coil pipe mandrel component' is arranged on a chuck of a lathe and is pushed tightly by a lathe tailstock, a 'coil pipe manufacturing tool' is tightly pressed on a tool rest of the lathe by a bolt, and a raw material pipe to be bent passes through the middle of a pressing wheel of the coil pipe manufacturing tool after being arranged in place, so that smooth feeding is ensured;
(2) then the pipe end passes through a pressing plate of a coil pipe mandrel component, a screw is screwed up and fixed, a lathe is started to enable a main shaft to drive a mandrel to rotate, a tool rest is manually adjusted to further drive a coil pipe manufacturing tool and a pipe to advance, and the pipe is uniformly wound on the mandrel to complete the bending of the spiral coil pipe;
(3) and after the bending is finished, loosening the lathe chuck, detaching the bent pipe mandrel component, screwing down the screw on the bent pipe mandrel component, and detaching the coil pipe, thereby finishing the bending of the spiral coil pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110013932.XA CN112718983A (en) | 2021-01-06 | 2021-01-06 | Device and method for bending spiral coil by lathe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110013932.XA CN112718983A (en) | 2021-01-06 | 2021-01-06 | Device and method for bending spiral coil by lathe |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112718983A true CN112718983A (en) | 2021-04-30 |
Family
ID=75590674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110013932.XA Pending CN112718983A (en) | 2021-01-06 | 2021-01-06 | Device and method for bending spiral coil by lathe |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112718983A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114472639A (en) * | 2022-01-24 | 2022-05-13 | 大连双龙泵业集团有限公司 | Bending device of spiral coil pipe with inner side linear type traveling pipe |
-
2021
- 2021-01-06 CN CN202110013932.XA patent/CN112718983A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114472639A (en) * | 2022-01-24 | 2022-05-13 | 大连双龙泵业集团有限公司 | Bending device of spiral coil pipe with inner side linear type traveling pipe |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106734481B (en) | A kind of Small Taper cylindrical member composite spinning processing method | |
EP3308874B1 (en) | Method, module and apparatus for roll-processing external pipe thread, and external pipe thread production line | |
CN107052079B (en) | A kind of forming method of heavy caliber thick wall short radius high temperature alloy elbow | |
CN106552852B (en) | A kind of reversed spinning processing method of Small Taper cylindrical member | |
WO2018099403A1 (en) | Method and apparatus for stock rolling feeding, diameter reduction, alignment and derusting and product thereof | |
EP3556485B1 (en) | Method, process module and apparatus for rolling an external pipe thread | |
CN112718983A (en) | Device and method for bending spiral coil by lathe | |
CN102626734A (en) | Spiral flat pipe roll forming machine for heat exchanging equipment | |
CN105328091A (en) | Large-modulus cylindrical gear near net hot-rolling shaping device | |
CN102189213A (en) | Rotary-forging forming and feeding device for internal thread pipe | |
CN112620369B (en) | Processing device for high-performance stainless steel seamless steel pipe | |
CN116455152A (en) | Rotor core machining equipment and application method thereof | |
CN102825123B (en) | Hemming method and device for tubular rivet | |
CN214022599U (en) | One-time rolling forming device for titanium tube production | |
CN201815601U (en) | Processing apparatus for cold extrusion reducing | |
CN211539058U (en) | Cold heading processing straightening material feeding unit | |
CN203459454U (en) | Molding equipment for spiral pipe with special-shaped section | |
CN111842572A (en) | Section bending machine for manufacturing transformer oil tank | |
CN218080439U (en) | Tool for bending small-diameter steel pipe into coil pipe | |
CN202114119U (en) | Crimping device for tubular rivets | |
CN110624975A (en) | Preparation method of titanium alloy seamless pipe with external spiral rib | |
CN215879511U (en) | Forming die for automotive stainless steel thin-wall pipe hoop | |
CN114472639A (en) | Bending device of spiral coil pipe with inner side linear type traveling pipe | |
CN216857996U (en) | Quick forming device for metal hose | |
CN216175607U (en) | Spiral pipe coiling machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |